One day, an unidentified RR virus appeared on the planet, causing a catastrophe. Infected animals transform into frightful, fiercely combative monsters. As the last defense of man, when humans face destruction, they construct walls and base cities. The struggles that humanity faced during this time are referred to as the "Period of Nirvana." Human power is also gradually developing and evolving in extreme living environments, martial arts are emerging, and human power quality is rising compared to before. And the Warriors are the best of them. 18-year-old Luo Feng also aspires to be one of them.
The main character in this series, Luo Feng, is followed in a post-apocalyptic world full of intelligent Monsters as he develops his superhuman warrior skills and gradually gets better by overcoming obstacles.